31678

Appears in sequences

• Let M(n) be the n X n matrix m(i,j)=min(i,j) for 1<=i,j<=n then a(n) is the trace of M(n)^(-6).at n=35A114358
• The point at which the powers of n merge on an 8-digit calculator.at n=47A216069
• Numbers n for which A222085(n)=A222085(n+1).at n=27A222088
• Number of partitions of n not containing the number of distinct parts as a part.at n=42A239946
• G.f.: Product_{k>=1} (1 + x^k) / (1 - x^(k^2)).at n=41A280276
• Numbers k such that (4*10^k - 19)/3 is prime.at n=21A289081
• Increasing sequence where a(n) is the smallest integer not yet in the sequence with no digits shared with the term a(n-2), no repeated digits, and no 0-digit allowed.at n=44A290387
• Number of incomplete integer partitions of n, meaning not every number from 0 to n is the sum of some submultiset.at n=47A365924